PREN 14972 : DRAFT 2004

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Activation and Control
6 Installation design
7 Components
8 Water supply, including additives
9 Acceptance tests and maintenance
Annex A (normative) Test procedures
   A.1 General procedures
   A.2 Content of a test report
   A.3 Test procedure for flammable liquids (control and
        suppression systems)
        A.3.1 General
        A.3.2 Test procedure for volume protection compartment
               systems (control and suppression systems)
   A.4 Fire test procedure for cable tunnels
        A.4.1 Scope
        A.4.2 Purpose
        A.4.3 Test configuration
        A.4.4 Description of test apparatus
        A.4.5 Description of measuring equipment
        A.4.6 Pass/fail criteria
        A.4.7 System design and applications covered
   A.5 Fire test procedure for office occupancies of Ordinary
        Hazard Group 1
        A.5.1 Introduction
        A.5.2 Office fuel package
        A.5.3 Reference sprinkler system
Annex B (informative) Drop size distribution determining procedure
   B.1 Symbols and definitions
        B.1.1 Mean diameters
        B.1.2 Representative diameters
   B.2 Test data
   B.3 Data processing
Annex C (informative) Testing of nozzles
   C.1 Tests for open and closed nozzles
   C.2 Clogging test
Annex D (informative) Function tests
   D.1 Preliminary function tests
   D.2 System function operational test
Bibliography

Gives adequate information to allow accurate selection of watermist technologies for suitable applications.